package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/*
* 分类管理
*
* */
@Slf4j
@RestController
@RequestMapping("/category")
public class CategoryController {

    @Autowired
    private CategoryService categoryService;

    /*
    * 新增分类
    * */
    @PostMapping
    public R<String> save(@RequestBody Category category){
        log.info("category{}",category);
        categoryService.save(category);
        return R.success("新增分类成功");
    }

    /*
    * 分页查询
    * */
    @GetMapping("/page")
    public R<Page> page(int page, int pageSize){
        //分页构造器
        Page<Category> pageInfo = new Page<>(page,pageSize);
        //条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
        //添加排序条件，根据sort进行排序
        queryWrapper.orderByAsc(Category::getSort);
        //分页查询
        categoryService.page(pageInfo,queryWrapper);
        return R.success(pageInfo);
    }

    /*
    * 删除
    * */
    @DeleteMapping
    public R<String> delete(Long id){

        log.info("删除分类，id为：{}",id);
        //categoryService.removeById(id);
        categoryService.remove(id);

        return R.success("分类信息删除成功");
    }

    /*
    * 修改
    * */
    @PutMapping
    public R<String> update( @RequestBody Category category) {
        log.info(category.toString());
        categoryService.updateById(category);
        return R.success("修改分类信息成功");
    }


    /*
    * 根据type查询分类列表
    *
    * */
    @GetMapping("/list")
    public R<List<Category>> list(Integer type){

        QueryWrapper<Category> queryWrapper = new QueryWrapper<>();
        queryWrapper.eq(type != null,"type",type);

        List<Category> list = categoryService.list(queryWrapper);
        return R.success(list);

    }






}
